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OpenStudy (anonymous):
Find the exact value of each expression. cos^-1(-root 3/2)
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OpenStudy (anonymous):
30 degrees
OpenStudy (anonymous):
Is that what your teacher looking for? I also got .524 in a different calc mode.
OpenStudy (anonymous):
nope 30 degrees is right, thank you!
OpenStudy (anonymous):
your welcome :)
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